Pokemon: Pikachu, Kore Nan no Kagi?  

What's This Key?, What Kind of Key is This?, Kore Nanno Kagi?, ポケモン・ザ・ムービーXY『ピカチュウ, これなんのカギ?』, Pikachu, What's This Key?, ポケモン・ザ・ムービーXY『ピカチュウ, これなんのカギ?』

A thrilling tale in which a group of innocent pokemon get sucked into a world full of keys only to find themselves trapped. Will they ever escape?